Plus.ro recommends the Chair Bl Belting Leather Warm Beige Wassily by Knoll. Chairs. Marcel Breuer was an apprentice at the Bauhaus when he conceived the worlds first tubular steel chair. Induced by the frame of a bicycle, a product he greatly admired for its functional design, Breuer saw tubular steel as a way of building a more transparent chair. Influenced by the constructivist theories of the Dutch De Stjil movement, Breuer. We are an associate publisher.